Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10539662 | Range finder and optical device | — | 2020-01-21 |
| 10101442 | Distance measuring apparatus and method for calibration | Hitoshi Ohmuro, Yosuke Miyazaki | 2018-10-16 |
| 5875277 | Optical attenuator and a method of making the same, an optical fiber cable incorporating the optical attenuator and a method of making the same | Ryu Izawa, Masanori Nonomura, Satoshi Takehana, Shinichi Himura | 1999-02-23 |